When the lights go out

"Emma is beginning to wonder whether relationships, like mortgages, should be conducted in five-year increments. She might laugh if Chris had bought a motorbike or started dyeing his hair. Instead he's buying off-label medicines and stockpiling food. Chris finds Emma's relentless optimism exasperating. A tot of dread, a nip of horror, a shot of anger - he isn't asking much. If she would only join him in a measure of something.The family's precari...